jammer

noun DZHAM-mer Rare

Origin: English loanword from 'to jam'.

Also means

signal-blocking device

Usage Note

Jammer is an invariable English borrowing used in Italian for an electronic device that disrupts radio signals, GPS, or mobile communications. It is masculine (il jammer) and its plural is identical to the singular. The word appears mainly in law-enforcement, military, and tech contexts; in everyday Italian it remains a technical term with no native equivalent.

Examples

"La polizia ha usato un jammer durante l'operazione."

Natural Translation

The police used a jammer during the operation.

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